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45455564 = 22711147583
BaseRepresentation
bin1010110101100…
…1100011001100
310011112101022102
42231121203030
543114034224
64302134232
71061236340
oct255314314
9104471272
1045455564
1123727490
1213281378
139556aab
146073620
153ecd4ae
hex2b598cc

45455564 has 24 divisors (see below), whose sum is σ = 99176448. Its totient is φ = 17709840.

The previous prime is 45455561. The next prime is 45455587. The reversal of 45455564 is 46555454.

45455564 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (45455561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73484 + ... + 74099.

It is an arithmetic number, because the mean of its divisors is an integer number (4132352).

Almost surely, 245455564 is an apocalyptic number.

45455564 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

45455564 is an abundant number, since it is smaller than the sum of its proper divisors (53720884).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45455564 is a wasteful number, since it uses less digits than its factorization.

45455564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147605 (or 147603 counting only the distinct ones).

The product of its digits is 240000, while the sum is 38.

The square root of 45455564 is about 6742.0741615619. The cubic root of 45455564 is about 356.8855934094.

The spelling of 45455564 in words is "forty-five million, four hundred fifty-five thousand, five hundred sixty-four".

Divisors: 1 2 4 7 11 14 22 28 44 77 154 308 147583 295166 590332 1033081 1623413 2066162 3246826 4132324 6493652 11363891 22727782 45455564